Average Co-Inventor Count = 4.00
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Hartzell Propeller Inc. (2 from 7 patents)
2 patents:
1. 5061153 - Aircraft propeller assembly with blade pitch reset for ground idle
2. 4904157 - Aircraft propeller assembly with blade pitch reset for ground idle